...With thesefew preliminary remarks we may now take up in turn these different groups,beginning with the lowest, or the Polyps...
Elizabeth Cabot Cary Agassiz 「Seaside Studies in Natural History」
...The class of Polyps is divided into three orders,—the Halcyonoids, theMadreporians, and the Actinoids...
Elizabeth Cabot Cary Agassiz 「Seaside Studies in Natural History」
...The Millepore is a coral, and was therefore the more easilyconfounded with the Polyps, so large a proportion of which build coralstocks; but a more minute investigation of its structure (Figs...
Elizabeth Cabot Cary Agassiz 「Seaside Studies in Natural History」
...We find also among Star-fishes the same tendency to multiplication of partsso common among the Polyps and Acalephs...
Elizabeth Cabot Cary Agassiz 「Seaside Studies in Natural History」
...One of the polyps is carefully removed by the dipping-tube,a small glass tube, open at both ends...
Henry J. Slack 「Marvels of Pond-life」
...From some of the polyps little roundbuds were growing, while other buds were alreadydeveloped into miniature copies of the parent, and onlyattached by a slender stalk...
Henry J. Slack 「Marvels of Pond-life」
...If we add to the labour of the Infusoria those of othercreatures whose organization can only be discoveredby the microscope, and take in the foraminifera, polyps,polyzoa, &c...
Henry J. Slack 「Marvels of Pond-life」
...In many of the lower animals (such as sponges, polyps, and medusæ) the nakedova retain their original simple appearance until impregnation...
Ernst Haeckel 「The Evolution of Man」
...We alsofind this remarkable phenomenon among other animals, such as the graceful,bell-shaped zoophytes, which we call polyps and medusæ...
Ernst Haeckel 「The Evolution of Man」
...From these simplest forms of sexual propagation, as we can observe them to-dayin the lowest Zoophytes, the Gastræads, Sponges, and Polyps, we gather mostimportant data...
Ernst Haeckel 「The Evolution of Man」
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